Why do psychologists study animals, and what ethical guidelines safeguard human and animal research participants? how do human values influence psychology?

Some psychologist are primarily interested in animal behavior; others want to better understand the physiological and psychological shared by humans and other species. Govt' agencies have established standards for animal housing and care. Professional associations and funding agencies also establish guidelines for protecting animals' well-being.

The APA ethics code outlines standards for safeguarding human participants' well-being, including obtaining their consent and debriefing them later.

D. a conflict between her competing identities.

Japan's government is dictatorship.